Goodwill and Identifiable Intangible Assets, Net (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Goodwill Balances by Segment Reporting Structure

The following table shows our goodwill balances by our segment reporting structure: 

(In millions)	Food Care		Product Care		Total
Carrying Value at December 31, 2016	$	510.8	$	1,372.1	$	1,882.9
Acquisition and divestiture	10.1		39.3		49.4
Currency translation	6.0		1.5		7.5
Carrying Value at December 31, 2017	$	526.9	$	1,412.9	$	1,939.8

Summary of Identifiable Intangible Assets with Definite and Indefinite Useful Lives

The following tables summarize our identifiable intangible assets, net with definite and indefinite useful lives: 

	December 31, 2017							December 31, 2016
(In millions)	Gross Carrying Value		Accumulated Amortization			Net (1)		Gross Carrying Value		Accumulated Impairment			Net
Customer relationships	$	59.7	$	(19.7	)	$	40.0	$	25.0	$	(17.5	)	$	7.5
Trademarks and tradenames	11.6		(0.5		)	11.1		0.6		(0.2		)	0.4
Capitalized software	50.6		(40.0		)	10.6		42.6		(31.2		)	11.4
Technology	39.2		(27.5		)	11.7		34.4		(24.2		)	10.2
Contracts	10.9		(9.6		)	1.3		10.6		(8.9		)	1.7
Total intangible assets with definite lives	172.0		(97.3		)	74.7		113.2		(82.0		)	31.2
Trademarks and tradenames with indefinite lives	8.9		—			8.9		8.9		—			8.9
Total identifiable intangible assets	$	180.9	$	(97.3	)	$	83.6	$	122.1	$	(82.0	)	$	40.1

⁽¹⁾  As of December 31, 2017, amounts include intangible assets inquired as part of the Fagerdala acquisition. See Note 3, "Discontinued Operations, Divestitures and Acquisitions" to the Notes to Consolidated Financial Statements for additional information related to the Fagerdala acquisition.

Remaining Estimated Future Amortization Expense

The following table shows the remaining estimated future amortization expense at December 31, 2017. 

Year	Amount (in millions)
2018	$	11.1
2019	8.1
2020	5.8
2021	5.3
Thereafter	44.4
Total	$	74.7

Remaining Weighted Average Useful Life of Definite Lived Intangible Assets

The following table shows the remaining weighted average useful life of our definite lived intangible assets as of December 31, 2017. 

	Remaining weighted average useful lives
Customer relationships	15.3
Trademarks and trade names	14.5
Technology	3.3
Contracts	3.7
Total identifiable intangible assets, net with definite lives	11.5